Youtube DL

Program.cs

using System;
using System.Dynamic;
using Newtonsoft.Json;
using NYoutubeDL;
using static NYoutubeDL.Helpers.Enums;

namespace NetCoreYTDl {

    class Program {
        const string YT_URL = "https://www.youtube.com/watch?v=rzfmZC3kg3M";
        static void Main(string[] args) {

            try {
                Console.WriteLine($"Downloading: {YT_URL}");
                Console.WriteLine("Downloading audio");
                DownloadAudio(YT_URL);
                Console.WriteLine("Getting information");
                DownloadInfo(YT_URL);
            } catch (Exception ex) {
                Console.WriteLine(ex.Message);
            }
            Console.WriteLine("Finished");
        }

        private static void DownloadAudio(string YT_URL) {
            var youtubeDl = new YoutubeDL();

            youtubeDl.Options.FilesystemOptions.Output = $"/tmp/{System.Guid.NewGuid().ToString()}.m4a";
            youtubeDl.Options.PostProcessingOptions.ExtractAudio = true;
            youtubeDl.Options.PostProcessingOptions.AudioFormat = AudioFormat.aac;
            youtubeDl.VideoUrl = YT_URL;
            youtubeDl.StandardOutputEvent += (s, e) =>
                Console.WriteLine(e);

            var result = youtubeDl.PrepareDownload();
            Console.WriteLine(result);

            youtubeDl.Download().WaitForExit();
        }

        private static void DownloadInfo(string YT_URL) {
            var youtubeDl = new YoutubeDL();
            youtubeDl.Options.VerbositySimulationOptions.DumpJson = true;
            youtubeDl.VideoUrl = YT_URL;

            youtubeDl.StandardOutputEvent += (s, e) =>
                ProcessOutput(e);

            var result = youtubeDl.PrepareDownload();
            Console.WriteLine(result);

            youtubeDl.Download().WaitForExit();
        }

        public static void ProcessOutput(string output) {
            dynamic result = JsonConvert.DeserializeObject<ExpandoObject>(output);
            Console.WriteLine($"Description: {result.description}");
            Console.WriteLine($"Uploader: {result.uploader}");
            Console.WriteLine($"Thumbnail: {result.thumbnail}");
            Console.WriteLine($"Duration: {result.duration}");
        }
    }
}